SAN ANTONIO (May 21, 2021) Capt. Gerald DeLong, new commanding officer of Naval Medical Research Unit San Antonio (NAMRU-SA), departs at the conclusion of the change of command ceremony. Guest speaker was Naval Medical Forces Pacific Commander Rear Adm. Tim Weber who has oversight of Navy Medicine's eight research labs, including NAMRU-SA. (U.S. Navy photo by Regena Kowitz)